No, WILL's regular evaluation and commercial licenses do not include the option for redistribution of the SDK. Please contact your Wacom WILL partner manager or send an email inquiry to willdevelopers@wacom.com if you have any questions or plans regarding redistribution of WILL SDK or products that contain WILL technology.

This happens when you open the Creativity and Productivity Demo simultaneously. It is caused by the fact that both demos share the WILLComponents.xcodeproj as a sub-project. The solution is to close both demo projects and then to have only one of them open at a time.